NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Timothy Mark Hoyt, D.C.

Chiropractor in Casa Grande, AZ · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1912000456

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Registry record

Entity type Individual (Type 1)
Name Timothy Mark Hoyt
Credential D.C.
Sex Male
Practice address Casa Grande, AZ, 85222
Phone (520) 836-6700
Fax (520) 836-4686
Enumeration date Sep 7, 2006
Last updated in NPPES Dec 3, 2012

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

111N00000X Chiropractor Chiropractic Providers · License 4262 (AZ) Primary
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders. About the DC credential

Other identifiers

Identifier Type State Issuer
1912000456 Other AZ NPI
1Z8535 Other AZ HEALTHNET ID
860574384 Other AZ TAX ID
AZ0231280 Other AZ BC ID

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Timothy Hoyt?
The National Provider Identifier (NPI) for Timothy Hoyt is 1912000456, a Type 1 (individual) record in the CMS NPPES registry.
Where does Timothy Hoyt practice?
The practice location on file with NPPES is in Casa Grande, AZ. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-12-03.